Transportation Concept Reports provide a long-term (20 years or more) plan for the route. A TCR identifies current operating conditions, future deficiencies, a target lovel of service (LOS) for each segment in that route, and improvements needed to sustain or reach those targets.

Corridor Plans define long-range corridor concept and provide guidance about improvements needed for future demands on the State Highway System. They are being developed for many State Routes in the district.

Transportation Corridor Concept Reports provide a specific "highway operation concept configuration" for the year 2025. They were prepared in 2002/2003 for 24 major State route corridors. These documents are for discussion and information only.

Route Concept Reports define the 20-year concept for route development from 1985-2005. They were prepared between 1984 and 1989 for all 56 State routes in the district at the time. These documents are used for historical information purposes.